795 SM VCSEL Laser diode


Central wavelength 795nm; Output Power 0.1mw; With TEC; Narrow linewidth; Tolerance ±0.5nm

Part Number  :  PL-VCSEL-0795-1-1-BFSA
Unit Price  :  USD [Please inquire]
Lead time  :  in stock
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The PL-VCSEL-795-1-1-SA-14BF is a vertical emitting MOVPE grown GaAsP/AlGaAs Single Mode diode laser. The chips Packaged with 14pin Butterfly Package. Wavelength tuning can be achieved via laser current and temperature tuning. package with TEC and PD Built in. Our 850 nm single mode VCSEL is designed for high-speed, high-performance communication applications. 

Condition:TO P = 20°C, IO P = 2.0 mA unless otherwise stated (TO P = chip backside temperature, controlled by the TEC)

Parameters

Symbol

Min

Typ

Max

Unit

Remark

Emission Wavelength

λR

795nm

Threshold current

ITH


1


mA


Output Power

Popt


0.10.2

mW


Threshold Voltage

UTH


1.8


V


Driving Current

IOP



3

mA

Popt = 0.1 mW

Laser voltage

UOP


2


V

Popt = 0.1mW

Electro optic conversion rate

ηWP


12


%

Popt = 0.1mW

Slope efficiency

ηS


0.3


W/A


Differential series resistance

RS


300

500

Ω

Popt = 0.1 mW

3dB bandwidth

ν3dB

0.10



GHz

Popt = 0.3 mW Due to ESD protection diode

Relative intensity noise

RIN


-130

-120

dB/Hz

Popt = 0.3 mW @ 1 GHz

Wavelength tuning over current



0.6


nm/mA


Wavelength tuning over temperature



0.06


nm/K


Thermal resistance  (VCSEL chip)

Rthermal

3


5

K/mW


Side mode supression


25



dB

I  = 2 mA

Beam divergence

θ

10


25

°

Popt = 0.1 mW, full width 1/e2

Spectral Width



100


MHz

Popt = 0.1 mW


Tec Characteristics

Unit

Min

Typ

Max

Remark

Tec Current

mA

-150(Heating)


+300(Cooling)

Proper   Heart   Sink Required

NTC Thermistor Resistance

9.5

10.0

10.5

T=25@10 KΩ

NTC Thermistor Resistance

10/exp{3892-(1/289K-I/TOP)}


Spectrum

{XVFN3)C7A~VR91I_%GIV$R_tmb.jpg

L-I Curve(T@25°C)

)_25FIZPPJEC~WZOHK1YCER.jpg

Tuning Characteristics

DN9@95AGKRJS%E`}Y_CKKV0_tmb.jpg

Beam Quality Profiler (2D/3D) 

9D5D80AEDFC6DFF0D8321012F3BEE1B9.png    

2D


813D06EC9888FB3864CB5D44DA213866.png

3D

Temperature / wavelength tuning over TEC current*

850v2.png


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